XPortHub Rev 1.2 Annotated

 

  1. CAN
  2. CAN
  3. RS485
  4. RS485
  5. Terminal switch for CAN & RS485
  6. USB
  7. Micro SD Card
  8. SPI Flash
  9. RTC Battery
  10. Power connector
  11. I2C
  12. SPI
  13. TTL UART
  14. RS232
  15. RS232
  16. Raspberry PI Connector
  17. STM32F405RG
  18. SWD Connector

Changes from Rev 1.0

1 Corrected wrong SPI Flash package
2 Added resistors to SPI 1 to support Half-Duplex SPI
3 Replaced supercap with CR1220 battery holder.
4 Several PCB changes to optimize ground plane.
5 Changed DIP switch order to match port order on board.
6 Changed to new SWD header.

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